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https://dev.mysql.com/doc/refman/9.7/en/group-replication-changing-group-mode.html
To override the election process and configure a specific member of the multi-primary group as the new primary in the process, get the server_uuid of the member and pass it to group_replication_switch_to_single_primary_mode(). When you change a ...
https://dev.mysql.com/doc/refman/9.7/en/group-replication-compatibility-communication.html
A replication group uses a Group Replication communication protocol version that differs from the MySQL Server version of the members. To check the group's communication protocol version, issue the following statement on any member: SELECT ...
https://dev.mysql.com/doc/refman/9.7/en/group-replication-replication-group-member-stats.html
The information is shared between all the server instances that are members of the replication group, so information on all the group members can be queried from any member. Each member in a replication group certifies and applies transactions ...
https://dev.mysql.com/doc/refman/9.7/en/group-replication-throttling.html
Based on the metrics gathered across all servers in the group, a throttling mechanism kicks in and decides whether to limit the rate a member is able to execute/commit new transactions. Therefore, metrics acquired from all members are the basis for ...
https://dev.mysql.com/doc/refman/9.7/en/help.html
Its proper operation requires that the help tables in the mysql database be initialized with help topic information (see Section 7.1.17, “Server-Side Help Support”). HELP 'search_string' The HELP statement returns online information from the ...
https://dev.mysql.com/doc/refman/9.7/en/index-hints.html
Index hints give the optimizer information about how to choose indexes during query processing. Index hints, described here, differ from optimizer hints, described in Section 10.9.3, “Optimizer Hints”. They also work with multi-table DELETE ...
https://dev.mysql.com/doc/refman/9.7/en/information-schema-collations-table.html
The COLLATIONS table provides information about collations for each character set. CHARACTER_SET_NAME The name of the character set with which the collation is associated. IS_DEFAULT Whether the collation is the default for its character set.
https://dev.mysql.com/doc/refman/9.7/en/information-schema-innodb-cached-indexes-table.html
N_CACHED_PAGES The total number of index pages cached in the InnoDB buffer pool for a specific index since MySQL Server last started. The INNODB_CACHED_INDEXES table reports the number of index pages cached in the InnoDB buffer pool for each index.
https://dev.mysql.com/doc/refman/9.7/en/information-schema-libraries-table.html
SQL_MODE SQL mode in effect at time of creation (see Section 7.1.11, “Server SQL Modes”). The LIBRARIES table contains information about JavaScript and WebAssembly libraries known to the MLE JavaScript component (see Section 7.5.7, ...
https://dev.mysql.com/doc/refman/9.7/en/innodb-compression-syntax-warnings.html
To import the dump file into a new database, and have the tables re-created as they exist in the original database, ensure the server has the proper setting for the innodb_file_per_table configuration parameter. This section describes syntax ...